{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:4RP6YAZEJYD6WC2Q7V5W2GJRGV","short_pith_number":"pith:4RP6YAZE","canonical_record":{"source":{"id":"1412.1773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-04T19:11:46Z","cross_cats_sorted":[],"title_canon_sha256":"83bcc65d083f1ca8b5a3adf29b9b96599746e99d51c8aac922c36d963b2d70ba","abstract_canon_sha256":"66d481e2230f93fef9e10969093126d4381a6765faff8f742738db181b6561f8"},"schema_version":"1.0"},"canonical_sha256":"e45fec03244e07eb0b50fd7b6d1931354bca9d1e87bf68aa3efc3c33f8e4484d","source":{"kind":"arxiv","id":"1412.1773","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1773","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1773v1","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1773","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"pith_short_12","alias_value":"4RP6YAZEJYD6","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4RP6YAZEJYD6WC2Q","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4RP6YAZE","created_at":"2026-05-18T12:28:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:4RP6YAZEJYD6WC2Q7V5W2GJRGV","target":"record","payload":{"canonical_record":{"source":{"id":"1412.1773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-04T19:11:46Z","cross_cats_sorted":[],"title_canon_sha256":"83bcc65d083f1ca8b5a3adf29b9b96599746e99d51c8aac922c36d963b2d70ba","abstract_canon_sha256":"66d481e2230f93fef9e10969093126d4381a6765faff8f742738db181b6561f8"},"schema_version":"1.0"},"canonical_sha256":"e45fec03244e07eb0b50fd7b6d1931354bca9d1e87bf68aa3efc3c33f8e4484d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:23.194865Z","signature_b64":"b+Dcqb8F1tHgipcy9rCfdxIkN8BOnLao25LeiRxKrnUpK3vcwRInxbdAX773u0J1weOW7M5oowG4/9kFJJWVDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e45fec03244e07eb0b50fd7b6d1931354bca9d1e87bf68aa3efc3c33f8e4484d","last_reissued_at":"2026-05-18T01:41:23.194123Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:23.194123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.1773","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FovQbHbyNZ2p7Uh6YQuVFO8zGCj52g4itJj1W9KRxgHpzvMJjGmY3j3fjqs198M2Sh1t76PnLe/PXWs+shPVDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:44:27.541290Z"},"content_sha256":"bb49e4655e2472f14f3abfa95fac77e67904564e185b68c4d9219140a64be3c2","schema_version":"1.0","event_id":"sha256:bb49e4655e2472f14f3abfa95fac77e67904564e185b68c4d9219140a64be3c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:4RP6YAZEJYD6WC2Q7V5W2GJRGV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetism of the Fe$^{2+}$ and Ce$^{3+}$ sublattices in Ce$_{2}$O$_{2}$FeSe$_{2}$: a combined neutron powder diffraction, inelastic neutron scattering and density functional study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C. Stock, E. E. McCabe, J. L. Bettis Jr., J. S. O. Evans, M.-H. Whangbo","submitted_at":"2014-12-04T19:11:46Z","abstract_excerpt":"The discovery of superconductivity in the 122 iron selenide materials above 30 K necessitates an understanding of the underlying magnetic interactions. We present a combined experimental and theoretical investigation of magnetic and semiconducting Ce$_{2}$O$_{2}$FeSe$_{2}$ composed of chains of edge-linked iron selenide tetrahedra. The combined neutron diffraction and inelastic scattering study and density functional calculations confirm the ferromagnetic nature of nearest-neighbour Fe -- Se -- Fe interactions in the ZrCuSiAs-related iron oxyselenide Ce$_{2}$O$_{2}$FeSe$_{2}$. Inelastic measur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1773","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O1Ntgias1NODTUvHiCNUHcyepOPqU78thyxoajJCKSv3GQfNDjzKx5hSIt8Q5+mSejKwaf0oPh+UzW6nzbvABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:44:27.541906Z"},"content_sha256":"c3de3a6a4dc865b9c73f7ae4bd0a095d33726342e113e9a938a092d76294f601","schema_version":"1.0","event_id":"sha256:c3de3a6a4dc865b9c73f7ae4bd0a095d33726342e113e9a938a092d76294f601"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/bundle.json","state_url":"https://pith.science/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-31T15:44:27Z","links":{"resolver":"https://pith.science/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV","bundle":"https://pith.science/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/bundle.json","state":"https://pith.science/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4RP6YAZEJYD6WC2Q7V5W2GJRGV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:4RP6YAZEJYD6WC2Q7V5W2GJRGV","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"66d481e2230f93fef9e10969093126d4381a6765faff8f742738db181b6561f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-04T19:11:46Z","title_canon_sha256":"83bcc65d083f1ca8b5a3adf29b9b96599746e99d51c8aac922c36d963b2d70ba"},"schema_version":"1.0","source":{"id":"1412.1773","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1773","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1773v1","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1773","created_at":"2026-05-18T01:41:23Z"},{"alias_kind":"pith_short_12","alias_value":"4RP6YAZEJYD6","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_16","alias_value":"4RP6YAZEJYD6WC2Q","created_at":"2026-05-18T12:28:14Z"},{"alias_kind":"pith_short_8","alias_value":"4RP6YAZE","created_at":"2026-05-18T12:28:14Z"}],"graph_snapshots":[{"event_id":"sha256:c3de3a6a4dc865b9c73f7ae4bd0a095d33726342e113e9a938a092d76294f601","target":"graph","created_at":"2026-05-18T01:41:23Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The discovery of superconductivity in the 122 iron selenide materials above 30 K necessitates an understanding of the underlying magnetic interactions. We present a combined experimental and theoretical investigation of magnetic and semiconducting Ce$_{2}$O$_{2}$FeSe$_{2}$ composed of chains of edge-linked iron selenide tetrahedra. The combined neutron diffraction and inelastic scattering study and density functional calculations confirm the ferromagnetic nature of nearest-neighbour Fe -- Se -- Fe interactions in the ZrCuSiAs-related iron oxyselenide Ce$_{2}$O$_{2}$FeSe$_{2}$. Inelastic measur","authors_text":"C. Stock, E. E. McCabe, J. L. Bettis Jr., J. S. O. Evans, M.-H. Whangbo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-04T19:11:46Z","title":"Magnetism of the Fe$^{2+}$ and Ce$^{3+}$ sublattices in Ce$_{2}$O$_{2}$FeSe$_{2}$: a combined neutron powder diffraction, inelastic neutron scattering and density functional study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1773","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:bb49e4655e2472f14f3abfa95fac77e67904564e185b68c4d9219140a64be3c2","target":"record","created_at":"2026-05-18T01:41:23Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"66d481e2230f93fef9e10969093126d4381a6765faff8f742738db181b6561f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-04T19:11:46Z","title_canon_sha256":"83bcc65d083f1ca8b5a3adf29b9b96599746e99d51c8aac922c36d963b2d70ba"},"schema_version":"1.0","source":{"id":"1412.1773","kind":"arxiv","version":1}},"canonical_sha256":"e45fec03244e07eb0b50fd7b6d1931354bca9d1e87bf68aa3efc3c33f8e4484d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e45fec03244e07eb0b50fd7b6d1931354bca9d1e87bf68aa3efc3c33f8e4484d","first_computed_at":"2026-05-18T01:41:23.194123Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:23.194123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b+Dcqb8F1tHgipcy9rCfdxIkN8BOnLao25LeiRxKrnUpK3vcwRInxbdAX773u0J1weOW7M5oowG4/9kFJJWVDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:23.194865Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.1773","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bb49e4655e2472f14f3abfa95fac77e67904564e185b68c4d9219140a64be3c2","sha256:c3de3a6a4dc865b9c73f7ae4bd0a095d33726342e113e9a938a092d76294f601"],"state_sha256":"8fd92e6416c048661bae8492efef16c542c9f7c8f529f5dc0b52339223ab2abb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8/yLgFitqY28HfMfcG09oDfJLtAKAefLghJy1kkGKJ1YFArS4J6s3vA/kMvy7iQyxN8VzbKhCt+atKI0x6UuAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T15:44:27.544509Z","bundle_sha256":"1df5eb5b15151b904b117632101b8e8da89d77b78f42961450d581f0dfdb2bee"}}